Update to published 3dsMax and Maya exporter versions.

Updated 3dsMax exporter 1.4.0 -> 1.4.1
Updated Maya exporter 1.3.0 -> 1.3.1

Author: Drigax

3ds Max/CHANGELOG.md

@@ -198,3 +198,29 @@ not exported correctly using glTF
 **Fixed Bugs**
 - Added @elpie89 's fix for null references when exporting Physical Material with no Texture
 (https://github.com/BabylonJS/Exporters/issues/509)
+
+## v1.4.1
+### (2019-06-11 14:15:45)
+**Implemented Changes**
+- 3ds Max exporter batching improvements, add parameter saving, decouple export entrypoint from export button click callback. (https://github.com/BabylonJS/Exporters/pull/530)
+
+- Texture folder explicit (https://github.com/BabylonJS/Exporters/pull/532)
+
+- Get animation group by node (https://github.com/BabylonJS/Exporters/pull/516)
+
+- Relative file path (https://github.com/BabylonJS/Exporters/pull/515)
+
+- AnimationGroup multiselection, merge, clean features (https://github.com/BabylonJS/Exporters/pull/507)
+
+- Implement 3DS Max double-sided materials (https://github.com/BabylonJS/Exporters/pull/514)
+
+**Fixed Bugs**
+- fix merge, clean button after last merge issues (https://github.com/BabylonJS/Exporters/pull/528)
+
+- Fix merge regression, Re-Add animation group selection (https://github.com/BabylonJS/Exporters/pull/527)
+
+- VS 2015 build fixes for 3DS Max Exporter (https://github.com/BabylonJS/Exporters/pull/513)
+
+- Fix #533 : Base Color Texture is half darker than the original (https://github.com/BabylonJS/Exporters/commit/7df0e691cbd099bd56514c233d63e8dabd46c32a)
+
+- Fix #472 : add NormalBumpTex support (https://github.com/BabylonJS/Exporters/commit/630779ed04ea8b8f6f235a00783e3d555f6a2421)

3ds Max/Max2Babylon-1.4.0.zip 3ds Max/Max2Babylon-1.4.1.zip3ds Max/Max2Babylon-1.4.0.zip renamed to 3ds Max/Max2Babylon-1.4.1.zip

@@ -60,3 +60,8 @@ from the export interface
 **Fixed Bugs**
 - Fixed build break caused by shared components using 3dsMax implementations
 (https://github.com/BabylonJS/Exporters/pull/498)
+
+## v1.3.1
+### (2019-06-11 14:16:08)
+**Implemented Changes**
+- Maya2Babylon packaging script. (https://github.com/BabylonJS/Exporters/pull/520)